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2008 Apr 30
1
error with lme within a loop
...=B%*%U%*%Delta X=NULL for(i in 0:(pord-1)){X=cbind(X,x^i)} ### This X and Z matrix are the matrices in the mixed model representation of a spline n<-nrow(X) Id<- factor(rep(1,n)) Z.block<-list(list(Id=pdIdent(~Z-1)),list(barrio=pdIdent(~1))) Z.block<-unlist(Z.block,recursive=FALSE) fijos2<-c(-326.9178203,0.1645375 ) ef.spline<-c(-0.2214524, -0.1649163, -0.1649163, 0.8878776, -0.2214524) set.seed(48) ef.error<-rnorm(135,0,sqrt(0.03073974)) where ef.spline are standardized random effects, and errores are the residuals. My loop looks like this B<-1000 y.boot<...